Finding the Fourth Proportional to 1,905,366.16, 2,629,260.84 and 1,045,789.84
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Solution
The fourth proportional to 1,905,366.16, 2,629,260.84 and 1,045,789.84 is: 1,443,110.69
Step by Step Solution
- Step 1: Write the proportion equation
1,905,366.16 : 2,629,260.84 = 1,045,789.84 : x - Step 2: Convert to fraction form
1,905,366.16/2,629,260.84 = 1,045,789.84/x - Step 3: Cross multiply
1,905,366.16x = 2,629,260.84 × 1,045,789.84 - Step 4: Simplify right side
1,905,366.16x = 2,749,654,273,181.87 - Step 5: Solve for x
x = 2,749,654,273,181.87/1,905,366.16 - Step 6: Final answer
x = 1,443,110.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.